US PATENT SUBCLASS 104 / 13
.~.~ Hand tools

Current as of: June, 1999
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104 /   HD   RAILWAYS

2  DF  TRACK LAYERS {11}
10  DF  .~ Tamper {3}
13.~.~ Hand tools {1}
14  DF  .~.~.~> Pneumatic

DEFINITION

Classification: 104/13

(under subclass 10) Hand implements for tamping ballast in place.